Bale-Pressed Carded PP Staple Fiber 4.5 Denier
Bale-pressed carded polypropylene staple fibers, 4.5 denier, 65 mm staple length, otherwise processed for spinning into upholstery yarns. HTS 5506.40.00.00 applies to these baled synthetic polypropylene fibers prepared for yarn production. Common in automotive interiors.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made of acrylic staple fibers
Acrylic processed staple fibers use 5506.20; polypropylene is distinctly 5506.40.
If cotton-combed during processing
Cotton fibers processed for spinning go to Chapter 52; synthetics stay in 55.
If made into finished rags or waste
Post-consumer or processed waste textiles classify as made-up articles in 63.07.
Not sure which classification is right?
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Import Tips & Compliance
• Bale weight limits (e.g
• <500 kg) affect handling; declare net fiber weight excluding packaging
• Prevent moisture ingress claims by specifying crimp retention specs in contracts
• Customs may require denier uniformity tests; retain lab reports
Related Products under HTS 5506.40.00.00
Polypropylene Staple Fibers for Spinning
Carded polypropylene staple fibers processed specifically for spinning into yarns, typically 1.5 to 6 denier with lengths of 38-76 mm. These fibers fall under HTS 5506.40.00.00 as synthetic staple fibers of polypropylene that have been carded or otherwise processed for spinning. They are a key raw material in textile manufacturing for producing nonwoven fabrics and ropes.
Combed Polypropylene Fiber for Carpet Yarn
Combed polypropylene staple fibers, 15 denier, 102 mm length, processed for spinning into bulky yarns for carpets and upholstery. Falls under HTS 5506.40.00.00 as combed synthetic staple fibers of polypropylene prepared for spinning. Provides durability and stain resistance in floor coverings.
Hydrophilic Polypropylene Staple Fiber
Carded hydrophilic-treated polypropylene staple fibers for absorbent nonwovens, processed for spinning, 2.8 denier. Falls under HTS 5506.40.00.00 as base polypropylene staple fibers processed for spinning, regardless of surface treatment. Used in diapers and feminine hygiene.
Polypropylene Flame Retardant Staple Fiber
Combed flame-retardant polypropylene staple fibers, 6 denier, processed for spinning into fire-safe upholstery yarns. Classified HTS 5506.40.00.00 for polypropylene fibers processed for spinning with additives. Meets standards for public transport seating.
Bicomponent Polypropylene Staple Fiber
Carded bicomponent sheath-core polypropylene staple fibers for thermal bonding nonwovens, processed for spinning. HTS 5506.40.00.00 covers these all-polypropylene (PP/PP) staple fibers prepared for spinning. Key for diaper topsheets and insulation.
Polypropylene Staple for Roping Twine
Processed coarse polypropylene staple fibers, 18 denier, 150 mm length, carded for spinning into baler twine and ropes. Under HTS 5506.40.00.00 as polypropylene staple fibers otherwise processed for spinning. Essential for agriculture and packaging.